/*
 * Copyright 2023-2085 xujin <ceo@itgrail.com>
 *
 * Licensed under the Grail License, Version 1.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://itgrail.com/docs?id=3&catalogId=87
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.itgrail.pilot.infrastructure.security.utils;

import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;

import java.util.Optional;

public class UserUtil {

    public static String getCurrUser() {
        return Optional.ofNullable(SecurityUtils.getSubject())
                .map(Subject::getPrincipal)
                .map(Object::toString)
                .orElse(null);
    }

}
